#B02721#B02721

#B02721 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.7% C 0.174 H 28.1°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#B02721
RGB	rgb(176, 39, 33)
HSL	hsl(3, 68%, 41%)
HSV	hsv(3, 81%, 69%)
CMYK	cmyk(0%, 77.8%, 81.3%, 31%)
CIE-LAB	lab(39.23, 53.81, 38.18)
CIE-LCH	lch(39.23, 65.98, 35.36°)
OKLab	oklab(49.69% 0.1538 0.0821)
OKLCH	oklch(49.69% 0.174 28.1)
XYZ	xyz(18.9068, 10.7940, 2.5265)
Luminance	0.1079 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02721 #21AAB0

analogous

#B02163 #B02721 #B06E21

triadic

#B02721 #21B027 #2721B0

tetradic

#B02721 #63B021 #21AAB0 #6E21B0

square

#B02721 #63B021 #21AAB0 #6E21B0

split-complementary

#B02721 #21B06E #2163B0

monochromatic

#49100E #7C1C17 #B02721 #D93C35 #E36E69

Accessibility & contrast

On white

6.65

#B02721 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B02721 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02721

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02721	#FFFFFF	#000000	##FFFFFF
##B02721	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52491E

Deuteranopia (green-blind)

#74671A

Tritanopia (blue-blind)

#C20027

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b02721;
/* rgb */ color: rgb(176, 39, 33);
/* oklch */ color: oklch(49.7% 0.174 28.1);

Tailwind

colors: {
  custom: {
    50: '#d16d5d',
    500: '#b02721',
    950: '#000000',
  },
}

SCSS

$custom: #b02721;
$custom-light: #d16d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#b02721",
  "rgb": {
    "r": 176,
    "g": 39,
    "b": 33
  },
  "hsl": {
    "h": 2.517,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49687,
    "c": 0.1743,
    "h": 28.1
  },
  "luminance": 0.10791
}

Semantic roles & 50–950 ramp

primary

#B02721

secondary

#64C4C8

accent

#E4EB3D

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B02721

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →